CN2653063Y

CN2653063Y - Tubular lock core and its key improvement

Info

Publication number: CN2653063Y
Application number: CN 03208141
Authority: CN
Inventors: 游金盛
Original assignee: ZHENXUN INDUSTRIAL Co Ltd
Current assignee: ZHENXUN INDUSTRIAL Co Ltd
Priority date: 2003-08-14
Filing date: 2003-08-14
Publication date: 2004-11-03
Anticipated expiration: 2013-08-14

Abstract

The utility model provides both effects of pickproof and theft-proof and an improvement of a tube type lock core prevented bead-skipping of lock bead sets and a key. The lock core comprises an outer shell, a main base, a lock core shaft and a plurality of lock bead sets. As to the main base, at the center a gap is arranged on an open end of a pivot charging hole of the lock core shaft or an inner wall; as to the lock core shaft, at the center of a shaft body a column pit is arranged reaching to the top end and an open end of a column pit hole is fixed with a plug. At the lower side of a lock bead pivot charging plate, a horizontal-directed hole is arranged on an appropriate position of a shaft body which is embedded a steel bead in connection with the column pit. On a side near the upper end of a control rod, a horizontal-placed locating pin is arranged in a pivot nail device. The column pit is arranged and connected to a driving key slot, the locating pin on the control rod is embedded and inserted into the driving key slot to act up and down. The key, consists of an open-close roller and a handle, in which a locating key is arranged at the outside of an edge of the open-close roller, while a driving key is arranged on the corresponding inner side, An edge with an appropriate depth of gap is arranged on the outer end of the driving key.

Description

Tubular type lock core and key improvement thereof

Technical field

The utility model relates to a kind of tubular type lock core and key improvement thereof, refers to provide a kind of have concurrently pick-proof and anti-theft effect and the tubular type lock core and the key improvement thereof that prevent to lock pearl group jumping pearl phenomenon especially.

Background technology

At present existing tubular type lock core 1a and key 2a thereof are shown in Fig. 5,6.Should existing tubular type lock core 1a mainly be by: a shell 11, one seat of honour 12a, a lock core rotating shaft 13a and some lock pearls group 14 devices are formed.Should have the key 2a of tubular type lock core 1a now, then open and close tube 21, be to wait branch that some arcs are set to open and close keyway 211 in its cylindrical shell 210 peristomas outside, and in this peristoma one side when being combined into one with handle 22 rivet clasps, extend that this peristoma outside forms a positioning key 214 and in the inboard corresponding driving key 213 that forms by these handle 22 plate bodys 220.When driving key 213 and positioning key 214 with the keying tube 21 nozzle medial and lateral of this key 2a, aim at the locating slot 112 on the key hole 111 of the driving keyway 133 (as shown in Figure 6) on lock core rotating shaft 13 tops 132 of this tubular type lock core 1a and shell 11 respectively, to insert among this tubular type lock core 1a (as shown in Figure 7), can open and close groove 211 by these some arcs that open and close on tube 21 peristomas, just be positioned at lock pearl device dish 131 lower edges of lock core rotating shaft 13a and the pedestal 1200a of seat of honour 12a to control some " interfaces " of locking the upper and lower lock pearl 141,142 of pearls group 14

Upper limb " interface " is gone up (state as shown in Figure 7), at this moment, immediately with two fingers that pinch this key 2a handle 22 just doing, this key of de-rotation 2a, can make the switching motion of this tubular type lock core la.

Just generally speaking, this existing tubular type lock core 1a is when making switching motion with its key 2a, though indefectible part.But only between the pedestal 120a of the lock pearl device dish 131 of its lock core rotating shaft 13a and seat of honour 12a, install some lock pearls groups 14, do not set up any pick-proof and anti-theft device; Therefore, general burglar is very easily with the body of the internal diameter wall thickness about 0.2～0.4m.m. identical with keying tube 21 internal diameters of this key 2a, directly tightening with rubber band in this tube wall is with after this lock pearl is organized 14 positions, quantity identical probe or half chip toothpick, key inserts and should have now among the tubular type lock core 1a as an alternative, the exploration that does not go out five seconds bells can be done the pirate of the open action of this existing tubular type lock core 1a, do not have anti-theft effect at all, use so can only serve as the lockset of general low price, non-precision.Secondly, the existing tubular type lock core of this kind 1a as described above, because of only installing some lock pearl groups 14, do not set up any pick-proof and anti-theft device or lock core rotating shaft 13a positioner, therefore, if contracting the core time spent as the vibrating object lockset, very easily make its lock core rotating shaft 13a and its seat of honour 12a phenomenon that produces relative rotation because of oscillation phenomenon, jump the pearl phenomenon, cause this existing tubular type lock core 1a fault or damage, lockset can not be used and cause this lock pearl group 14 to produce.

The present utility model people is the dealer that makes and sell who specializes in the tubular type lock core for many years, because existing tubular type lock core 1a still has above-mentioned disappearance on installing and using, special tubular type lock core of the present utility model and key improvement thereof are created in improvement through grinding examination.

The utility model content

The purpose of this utility model aims to provide a kind of have concurrently anti-sledge anti-theft effect and the tubular type lock core and the key improvement thereof that prevent to lock pearl group jumping pearl phenomenon.

The improvement of a kind of tubular type lock core and key thereof, its lock core mainly are by a shell, a seat of honour, and a lock core rotating shaft and some lock pearls group device form:

And its key is to be made of a keying tube and leader;

This seat of honour is the pedestal that central authorities are provided with lock core rotating shaft pivot dress hole;

This lock core rotating shaft be to lock pearl device dish by establishing one on the axostylus axostyle, and top one side is established a driving keyway formation; And

The keying tube of this key, be establish a positioning key in its peristoma one side outside, inboard correspondence is established one and is driven key, this seat of honour is to establish a breach on the lock core rotating shaft pivot dress aperture, hole of its pedestal;

This lock core rotating shaft comprises:

One posthole is located at dark several its tops that reach of its axis body central authorities, and connects with driving keyway on this axis body;

One pulls makes a bar and a spring, is installed in this posthole, and consolidates it with a plug plug;

In this nearly upper end of system bar one side of pulling, the one horizontal pin intercalation of pivot spike devices is gone in this driving keyway;

One transverse holes is located on this axis body of its lock pearl pivot sabot downside, and with this posthole conducting; And

One steel ball is inlaid in this transverse holes; And

This key is to drive the key outer end in it to establish the scarce edge of a certain depth.

The improvement of described tubular type lock core and key thereof, wherein, arc groove ring on its system bar of pulling and the distance between alignment pin are the differences that cooperates the scarce edge degree of depth of the driving key outer end on the keying tube of its key, and the variation of some different distance is set,

Description of drawings

Fig. 1 is the vertical truncation surface figure of the utility model tubular type lock core and key thereof;

Fig. 2 is a partly member three-dimensional exploded view of improvement of the present utility model;

Fig. 3 is the utility model switching motion vertical truncation surface schematic diagram of moment;

Fig. 4 can not open and close the vertical truncation surface schematic diagram of the utility model tubular type lock core for existing tubular type key;

Fig. 5 is the vertical truncation surface figure of existing tubular type lock core and key thereof;

Fig. 6 is the lock core rotating shaft and the seat of honour partial component stereogram of existing tubular type lock core;

Fig. 7 makes the switching motion vertical truncation surface figure of moment for existing tubular type lock core.

The specific embodiment

Now embodiment of the present utility model is described in detail in detail as back with regard to drawing:

As shown in Figure 1, 2, tubular type lock core 1 of the present utility model, the same with aforementioned existing tubular type lock core 1a, mainly be to form by: shell 11, one seat of honours, 12, one lock core rotating shafts 13 and some lock pearls group 14 devices; And key 2 of the present utility model with the same with the key 2a of aforementioned existing tubular type lock core 1a, also is to be made of a keying tube 21 and the combination of leader's 22 rivet clasps.Its improved characteristics is: its seat of honour 12 is on lock core rotating shaft pivot dress 121 apertures, hole or inwall of its pedestal 120 central authorities, sets up a breach 122, is equipped with for embedding a steel ball 15 usefulness.This lock core rotating shaft 13 is to set up more than one postholes 135 that reach top 132 in its axis body 130 central authorities, adorns pull a system bar 16 and a spring 17 with pivot, and closes it in the aperture of this posthole 135 with a plug 18 plugs; And on the axis body 130 of its lock pearl device dish 131 downside appropriate locations, and establish a transverse holes 136, so that setting-in is gone into a steel ball 15; The upper end of this posthole 135, and the driving keyway 133 that is provided with on proper and this axis body 130 connects.Nearly upper end one side in this system bar 16 of pulling, and pivot spike devices one horizontal alignment pin 19, in the time of in the posthole 135 that is installed in this lock core rotating shaft 13, this system of pulling alignment pin 19 on bar 16 just is intercalated in this drivings keyway 133, and can be arranged in this moving keyway 133 and do upper and lower start and move.Aforementioned lock core rotating shaft 13 of the present utility model is when doing pivot dress combination action with the seat of honour 12, need earlier a steel ball 15 to be flush-mounted in the transverse holes 136 of its axis body 130, and insert in this pedestal 120 with breach 122 positions on this steel ball 15 these seat of honour 12 pedestals 120 of alignment, could do the work of assembly.Again, on the body of rod 160 of this system bar 16 of pulling and be provided with an arc groove ring 161, so that for embedding aforementioned steel ball 15 usefulness; And the centre distance L (as shown in Figure 2) in the hole 162 of the center of this arc groove ring 161 and this body of rod 160 upper end pivot nail alignment pins 19 can be provided with some different variable in distance, to increase the variation kind of key 2.As for, key 2 of the present utility model, be to drive key 213 outer ends in it, cooperates in alignment pin 19 centers and the arc groove ring 161 on the body of rod 160 of the above-mentioned system bar 16 of pulling the different of in the heart distance L, and mill if direct towards the scarce edge 214 of establishing different depth.

Because tubular type lock core 1 of the present utility model is axis body 130 maincenters in its lock core rotating shaft 13 one pull a system bar 16 and a spring 17 is housed; Simultaneously, be embedded with a steel ball 15 in the multiple transverse holes 136 set on its axis body 130, so when locking states (state as shown in Figure 1), are the states that are the arc groove ring 161 on this system bar 16 of pulling of misalignment because of this steel ball 15; But be stuck in the breach 122 on the pedestal 120 of the seat of honour 12, hereat, can make these steel ball 15 fastenings of these lock core rotating shaft 13 mats on these seat of honour 12 pedestals 120, phenomenon can not produce relative rotation, so extremely suitable as the vibrating object lockset (as vapour, locomotive lock maybe need move, the lockset of the article that turn round), take place to jump pearl or phenomenon of the failure takes place.Secondly, because tubular type lock core 1 of the present utility model is because of the aforesaid improvement constructing apparatus of special tool, therefore, this tubular type lock core 1 must adopt aforementioned special key 2 of the present utility model could make switching motion.Also promptly the some breakdowns on this key 2 close keyway 211 and must accurately arrange in pairs or groups in regular turn some lock pearls groups 14 on this tubular type lock core 1, the degree of depth that driving key 213 outer ends of this key 2 lack edge 214 also must accurately cooperate the distance L of 19 of arc groove ring 161 on this system bar 16 of pulling and alignment pins and mill, punching out, in inserting this tubular type lock core 1 (as shown in Figure 3) when making switching motion, could just make each group lock pearl group 14 on, under lock pearl 141,142 " interface " just is positioned on pedestal 120 upper limbs " interface " of lock pearl device dish 131 lower edges of lock core rotating shaft 13 and the seat of honour 12; Reach by the outer end that drives key 213 and lack edge 214 to push away the alignment pin 19 on this pulls system bar 16, and make these system bar 16 downward starts of pulling to the proper positions of these steel balls 15 of aligning of arc groove ring 161 that make on this system bar 16 of pulling, the beginning can reach work just, reverse this key 2 to make the switching motion of the utility model tubular type lock core 1 smoothly; Insert in the tubular type lock core 1 of the present utility model if change with existing tubular type lock core key 2a, though then it opens and closes some arcs set on the tube 21 and opens and closes some arcs keying grooves 211 that grooves 211 are provided with on the keying tube 21 with the utility model tubular type lock core key 2 and fit like a glove identical, but, it does not mill because of driving key 213 outer ends, dash and establish scarce edge, so in the time of in inserting the utility model improvement tubular type lock core 1 (state as shown in Figure 4), still can't make the pulling of rotating shaft 13 maincenters dress of the lock core of this lock core 1 make the positions of the arc groove ring 161 proper aligning steel balls 15 on the bar 16, and still just can't reach work, reverse this existing tubular type key 2a and open and close action and the purpose that this utility model is improved tubular type lock core 1 smoothly.Both used and aforementionedly opened and closed some arcs on the tube 21 and open and close grooves 211 and the utility model tubular type lock core key 2 identical existing tubular type lock core key 2a and all can't make the switching motion that the utility model is improved tubular type lock core 1, even general burglar promptly is difficult for can not be to substitute the purpose that key or probe and other unlocking tools reach pirate of the open, so improvement tubular type lock core 1 of the present utility model is the antitheft effect that has pick-proof concurrently.

Claims

1, a kind of tubular type lock core and key thereof improvement, its lock core mainly are by a shell, a seat of honour, and a lock core rotating shaft and some lock pearls group device are formed:

And its key is to be made of a keying tube and leader;

The keying tube of this key, be establish a positioning key in its peristoma one side outside, inboard correspondence is established one and is driven key, it is characterized in that this seat of honour is to establish a breach on the lock core rotating shaft pivot dress aperture, hole of its pedestal;

This lock core rotating shaft comprises:

One transverse holes is located on this axis body of its lock pearl pivot sabot downside, and with this posthole conducting;

And

One steel ball is inlaid in this transverse holes; And

2, tubular type lock core as claimed in claim 1 and key thereof improvement, it is characterized in that, described its system of pulling on bar the arc groove ring and the distance between alignment pin, be the difference that cooperates the scarce edge degree of depth of the driving key outer end on the keying tube of its key, the variation of some different distance is set.